FR1555163A - - Google Patents
Info
- Publication number
- FR1555163A FR1555163A FR1555163DA FR1555163A FR 1555163 A FR1555163 A FR 1555163A FR 1555163D A FR1555163D A FR 1555163DA FR 1555163 A FR1555163 A FR 1555163A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR141075 | 1968-02-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1555163A true FR1555163A (fr) | 1969-01-24 |
Family
ID=8646441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1555163D Expired FR1555163A (fr) | 1968-02-23 | 1968-02-23 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1555163A (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1006257A2 (fr) * | 1998-12-04 | 2000-06-07 | Camco International Inc. | Trépan racleur rotatif |
US6193000B1 (en) | 1999-11-22 | 2001-02-27 | Camco International Inc. | Drag-type rotary drill bit |
US6371226B1 (en) | 1998-12-04 | 2002-04-16 | Camco International Inc. | Drag-type rotary drill bit |
-
1968
- 1968-02-23 FR FR1555163D patent/FR1555163A/fr not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1006257A2 (fr) * | 1998-12-04 | 2000-06-07 | Camco International Inc. | Trépan racleur rotatif |
EP1006257A3 (fr) * | 1998-12-04 | 2000-09-13 | Camco International Inc. | Trépan racleur rotatif |
US6371226B1 (en) | 1998-12-04 | 2002-04-16 | Camco International Inc. | Drag-type rotary drill bit |
US6193000B1 (en) | 1999-11-22 | 2001-02-27 | Camco International Inc. | Drag-type rotary drill bit |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |